slow directory operation on huge dirs

[mike tancsa]

On 1/23/2020 1:22 PM, Cy Schubert wrote:
>
>> Dont know about the vnodes adjustment, and its probably not related.
>> But
>> on our largish mail servers, we need to change the defaults in nsswitch
>> as ls takes forever on large directories otherwise.
>>
>> --- /usr/src/etc/nsswitch.conf  2019-07-10 14:46:40.871619000 -0400
>> +++ /etc/nsswitch.conf  2016-01-27 14:21:30.400226032 -0500
>> @@ -1,13 +1,12 @@
>>  #
>>  # nsswitch.conf(5) - name service switch configuration file
>> -# $FreeBSD: stable/11/etc/nsswitch.conf 301711 2016-06-09 01:28:44Z
>> markj $
>> +# $FreeBSD: src/etc/nsswitch.conf,v 1.1.10.1 2009/08/03 08:13:06
>> kensmith Exp $
>>  #
>> -group: compat
>> +group: files
>>  group_compat: nis
>>  hosts: files dns
>> -netgroup: compat
>>  networks: files
>> -passwd: compat
>> +passwd: files
>>  passwd_compat: nis
>>  shells: files
>>  services: compat
>>
>>
>> Do you use a directory service such as ldap, nis, or a/d?

No. Just a lot of users in the master.passwd file.

    ---Mike